Scientists attempted for many years to conduct nuclear transplants but failed.However,geneticists had success in cloning a sheep.They were successful because they
A)picked a cell very early in development.
B)replicated the blastomeres before insertion.
C)delayed transcription in the blastomeres.
D)treated the nucleus with sheep plasma before nuclear insertion.
E)utilized a new micro pipette technique.

Question

Quizplus · Accepted Answer

Picking a cell very early in development, specifically a blastomere, was essential to the successful cloning of a sheep. This type of cell has the ability to form a complete individual, making it ideal for nuclear transplantation.

Scientists Attempted for Many Years to Conduct Nuclear Transplants but Failed.However,geneticists